CN107666554B - Image forming apparatus, control program and control method - Google Patents
Image forming apparatus, control program and control method Download PDFInfo
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- CN107666554B CN107666554B CN201710630326.6A CN201710630326A CN107666554B CN 107666554 B CN107666554 B CN 107666554B CN 201710630326 A CN201710630326 A CN 201710630326A CN 107666554 B CN107666554 B CN 107666554B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00885—Power supply means, e.g. arrangements for the control of power supply to the apparatus or components thereof
- H04N1/00888—Control thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00885—Power supply means, e.g. arrangements for the control of power supply to the apparatus or components thereof
- H04N1/00888—Control thereof
- H04N1/00891—Switching on or off, e.g. for saving power when not in use
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
- G03G15/5004—Power supply control, e.g. power-saving mode, automatic power turn-off
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
- G03G15/5016—User-machine interface; Display panels; Control console
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/80—Details relating to power supplies, circuits boards, electrical connections
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00127—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture
- H04N1/00323—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture with a measuring, monitoring or signaling apparatus, e.g. for transmitting measured information to a central location
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/0035—User-machine interface; Control console
- H04N1/00405—Output means
- H04N1/00408—Display of information to the user, e.g. menus
- H04N1/00411—Display of information to the user, e.g. menus the display also being used for user input, e.g. touch screen
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00885—Power supply means, e.g. arrangements for the control of power supply to the apparatus or components thereof
- H04N1/00888—Control thereof
- H04N1/00896—Control thereof using a low-power mode, e.g. standby
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/0077—Types of the still picture apparatus
- H04N2201/0089—Image display device
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/0077—Types of the still picture apparatus
- H04N2201/0094—Multifunctional device, i.e. a device capable of all of reading, reproducing, copying, facsimile transception, file transception
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Control Or Security For Electrophotography (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
- Facsimiles In General (AREA)
Abstract
(composition) image forming apparatus (10) includes display (22), people's detection sensor (28) and CPU (12), under the instruction of (12) CPU, display (22) is judged as in range A that there are when people, change as the first illuminating state in OFF state.In addition, changing when display (22) is judged as that image forming apparatus (10) is operated as the second illuminating state.The present invention also provides a kind of control program and control methods.(effect) identify user can suitably using image forming apparatus.
Description
Technical field
The invention relates to a kind of image forming apparatus, control program and control methods, especially with respect to a kind of tool
There are image forming apparatus, control program and the control method of display unit.
Background technique
One example of the image forming apparatus of background technique is disclosed in patent document 1.The image shape of the patent document 1
At in device, the detection unit of the people of device is formed close to described image including detecting, in power down mode, formed close to image
When the people of device is detected unit detection, the function part that display unit is constantly in non-display state is activated.Described image shape
At in device, after function part is activated, pressing is carried out by the people close to image forming apparatus and saves telegraph key or touch touch
When panel etc. operates, display unit becomes display state.
Existing technical literature
Patent document
Patent document 1: Japanese Patent Laid-Open 2015-195548 bulletin
Summary of the invention
Problem to be solved by the invention
In the image forming apparatus of the background technique, i.e., person who happens to be on hand for an errand (user) will show close to image forming apparatus, user
Before unit becomes display state, display unit is constantly in non-display state.As described above, being filled if user is formed close to image
It sets, when display unit is also in non-display state, then is probably considered user and does not start image forming apparatus (not connecing
Energization source) or break down.That is, might have what the case where image forming apparatus has been turned on can not suitably be identified by user
Problem.
In order to solve described problem, for example, it is also envisaged that the front of image forming apparatus or single there are showing when people nearby
Member becomes display state.But without using the people of image forming apparatus be pass by image forming apparatus front or near
In the case where, display unit also becomes display state.Therefore, even if without using frequently becoming aobvious in the case where image forming apparatus
Show state, has the problem of bringing unplessantness displeasure or sense of discomfort to passerby.In addition, at this point, the power supply control of image forming apparatus
System also can not be carried out suitably.
Therefore, the main object of the present invention is to provide new image forming apparatus, control program and control method.
Other objects of the present invention are to provide the image for making user suitably identify the case where image forming apparatus has been turned on
Form device, control program and control method.
For solving the technical solution of technical problem
First invention be a kind of image forming apparatus with display unit, image forming apparatus include there are judging unit,
Operation judging unit and light control unit.Judge to set around image forming apparatus under OFF state there are judging unit
It whether there is people in fixed range.As there are judging units for example using infrared sensor, ultrasonic sensor and to swash
Electrical distance sensor.Operation judging unit judges whether image forming apparatus is operated.For example, operation judging unit is in image shape
When being equipped with operation button at device, judge whether the operation button is operated, when display unit is equipped with touch panel, judgement
Whether the touch panel is operated.Control unit is lighted in the OFF state that display unit is off, it is single by there is judgement
Member is judged as in range that there are the brightness for when people, being set as display unit to be controlled in specified value the first illuminating state below,
In first illuminating state, when being judged as that image forming apparatus is operated by operation judging unit, it is set as the brightness of display unit
Higher than the second illuminating state of the first illuminating state.
It is formed using the user of image forming apparatus close to image when display unit is in OFF state according to first invention
Device, and outside range enter range in when, display unit variation be the first illuminating state.At this point, since user can watch display attentively
Portion can also identify the case where image forming apparatus has been turned on even if the brightness of display unit is low.Therefore, user can be suitably
The case where identification image forming apparatus has been turned on.In addition, the passerby for only passing by before image forming apparatus will not watch attentively it is aobvious
Show portion, so when the display surface brightness of display unit is low, will not notice or be difficult to notice that display unit is arriving of lighting.
Second invention is the image forming apparatus for being subordinated to first invention, lights control unit in the second illuminating state,
When continuing the stipulated time by the state that operation judging unit is judged as that image forming apparatus is not operated, it is set as first and lights
State, in first illuminating state, by the way that there are judging units to be judged as in range that there is no when people, be set as extinguishing shape
State.
According to the second invention, even if image forming apparatus continued not operated more than the stipulated time, shelves user is in image
When being formed near device, then display unit is not made to become OFF state.Therefore, user can identify what image forming apparatus had been turned on
Situation.
Third invention is the image forming apparatus for being subordinated to first or second invention, and image forming apparatus further includes that irradiation is aobvious
The illumination region for showing portion lights control unit in OFF state, extinguishes illumination region, in the first illuminating state, shines described
The luminous quantity in portion is limited to specified value hereinafter, in the second illuminating state, and the luminous quantity of the illumination region lights shape more than first
Luminous quantity in state.
It is invented according to third, when passerby is passed by before image forming apparatus, display unit, which will not change, lights shape for second
State, and it is to revert to OFF state, it thus it can be prevented that unnecessary power consumption.
4th invention be first to any one of third image forming apparatus, image forming apparatus have power consumption limited
It is formed on specified value power down mode below and does not limit the usual state of power consumption, image forming apparatus further includes power supply control
Component, power control component based on by lighting control unit setting OFF state, the first illuminating state and second light
Which kind of state in state, setting power saving mode or usual state.
According to the 4th invention, based on by lighting control unit setting OFF state, the first illuminating state and second point
Which kind of state in bright state, setting power saving mode or normal mode, thus, it is possible to which user is made suitably to identify that image is formed
The case where device has been turned on, and power supply control appropriate can be carried out, thus prevent unnecessary power consumption.
5th invention is a kind of control program of image forming apparatus with display unit, and the control program makes image shape
Computer at device is as there are judging unit, operation judging unit and lighting control unit and function, the presence
It whether there is people in the range of arbitration functions unit judges are set around image forming apparatus, the operation judging unit is sentenced
Whether disconnected image forming apparatus is operated and the control unit of lighting is in the OFF state that display unit is off, by depositing
It is judged as in range that being controlled in specified value below first there are the brightness for when people, being set as display unit lights in judging unit
State when being judged as that image forming apparatus is operated by operation judging unit, is set as display unit in the first illuminating state
Brightness is higher than the second illuminating state of the first illuminating state.
6th invention is a kind of control method of image forming apparatus with display unit, and the control method makes image shape
It is followed the steps below at the computer of device: with the presence or absence of people in the range of (a) judging to set around image forming apparatus；
(b) judge whether image forming apparatus is operated；And (c) sentenced in the OFF state that display unit is off by step (a)
Break for there are the brightness for when people, being set as display unit to be controlled in specified value the first illuminating state below in range, first
In illuminating state, when being judged as that image forming apparatus is operated by step (b), the brightness for being set as display unit is higher than at first point
Second illuminating state of bright state.
Identical as first invention in 5th and the 6th invention, user can also suitably identify image forming apparatus
The case where starting.
Beneficial effect
According to the present invention, user can suitably identify the case where image forming apparatus has been turned on.
The simple declaration of attached drawing
Fig. 1 be show image forming apparatus 10 involved in the first embodiment of the present invention appearance constitute face
Figure.
Fig. 2 is the block diagram for indicating the circuit structure of image forming apparatus shown in FIG. 1.
Fig. 3 is the top view for illustrating the upper set range around image forming apparatus.
Fig. 4 is top view the case where indicating range there are people.
Fig. 5 is the schematic diagram for indicating an example of storage mapping of RAM shown in Fig. 2.
Fig. 6 is the flow chart for indicating an example for lighting control processing for image forming apparatus shown in FIG. 1.
Fig. 7 is the example flow chart for lighting control processing for indicating second embodiment.
Fig. 8 is the relationship of the display state for indicating display in 3rd embodiment and the action state of image forming apparatus
Table.
Specific embodiment
(first embodiment)
Fig. 1 be show image forming apparatus 10 involved in the first embodiment of the present invention appearance constitute face
Figure.Referring to Fig.1, in first embodiment, image forming apparatus 10 is with copy function, printing function, scanning function and fax
The compounding machine (MFP:MultifunctionPeripheral (multi-function peripheral)) of function etc..In addition, the present invention is not only
Compounding machine is readily applicable to other images such as manifolder (duplicator), printing equipment (printer) and scanning machine and forms dress
It sets.
Image forming apparatus 10 includes image reading unit 30, image forming part 32, manual sheet feed section 34, contains paper feed
38 and discharge tray 40 apparatus main body 36.
Image reading unit 30 includes the original copy mounting table formed by transparent material, is built in apparatus main body 36.It is carried in original copy
The top for setting platform can openedly and closedly be equipped with original copy by gland 30a via hinged etc..The original copy presses gland 30a equipped with hand
Dynamic sheet feed section 34.In addition, original copy is equipped with the ADF that will be placed in the original copy of manual sheet feed section 34 automatically paper supply by gland 30a
(original document feeder).
In addition, image reading unit 30 has light source, multiple reflecting mirrors, imaging len and line sensor (line sensor)
Deng.Image reading unit 30 is exposed original copy surface using light source, will be after original copy surface reflection using multiple reflecting mirrors
Reflected light is guided to imaging len.Also, make to be imaged on the light receiving element of reflected light on-line sensor using imaging len.Line passes
Sensor detects the brightness and coloration for the reflected light being imaged on light receiving element, generates the picture number of the image based on original copy surface
According to.As line sensor, CCD (Charge Coupled Device: charge-coupled device) and CIS (Contact can be used
Image Sensor: contact-type image sensor) etc..
Image forming part 32 is built in apparatus main body 36, set on the lower section of image reading unit 30.Described image forming portion 32
Including photoconductor drum, Charging system, exposure device, developing apparatus, transfer device and fixing device etc..Image forming part 32 exists
Image is formed by electrofax mode from the recording medium (with paper) that manual sheet feed section 34 or paper feed 38 convey, it will
The paper for having completed image formation is expelled to discharge tray 40.But as in the picture number with formation image on paper
According to using the image data and image data sent from an external computer etc. read by image reading unit 30.In addition, as note
Recording medium, is not limited to the paper being made of paper, and the piece (sheet) other than the paper such as OHP film also can be used.
Discharge tray 40 is set between image reading unit 30 and image forming part 32.In addition, the top surface of discharge tray 40
It is separated by image reading unit 30.Further, the left side (left side when being viewed from the front) of discharge tray 40 is defined as connecting
The right side of shell 42.That is, the front side of discharge tray 40, back side and right side surface side are opening.The bottom of discharge tray 40
Face has the inclined surface constituted towards the connection inclined descending in 42 side of shell.
In addition, the front side of image reading unit 30 is equipped with operation panel 26.Operation panel 26, which contains, has touch panel 20
Display (display unit) 22 and multiple operation button 26a.
It is shown in display 22 with touch panel 20, for receiving various settings or printing instruction etc. from user
Soft key and information etc..As an example, display 22 shows that key frame, the key frame are for being formed from image
The picture of desired task is selected in the executable various tasks of device 10.But in the first embodiment, task means
Duplicate transmitting for (scanning comprising original copy), printing and fax.
Operation button 26a is as hardware keys, such as contains home key (home key), province telegraph key and main power source key etc..
Home key is the key for showing key frame on display 22.Saving telegraph key is the power down mode for switching limitation power consumption
(battery saving mode) and do not limit power consumption usual state (normal mode) key.
In battery saving mode, for example, being powered at touch panel 20, operation button 26a, people's detection sensor 28, manual paper supply
Portion 34 etc..In addition, being also powered at aftermentioned CPU12, RAM14, touch panel control circuit 16, operation button in battery saving mode
Detection circuit 24 and telecommunication circuit (referring to Fig. 2) etc..But in battery saving mode, the power consumption of image forming apparatus 10 is controlled
In the following of preset specified value (for example, several % of at most power consumption).Therefore, in battery saving mode, the type of the component of power supply
And quantity is to consider that the size of specified value and the size of power consumption of each component are determined.
When battery saving mode is selected, battery saving mode is switched to from normal mode, or switch to usual mould from battery saving mode
Formula.Main power source key is the key of the main power source for ON/OFF image forming apparatus 10.
In addition, soft key is the key reproduced to software on the display surface of the display 22 for example with touch panel 20.It is right
This, hardware keys are the key (button) as device setting physically.
In addition, before operation button 26 center be equipped with for detection device main body 26 front or nearby present in
People's detection sensor 28 of people.
Fig. 2 is the block diagram for indicating the circuit structure of image forming apparatus 10 shown in FIG. 1.Referring to Fig. 2, image forming apparatus
10 include CPU12.CPU12 is connected to RAM14, touch panel control circuit 16, display control circuit 18, operation via bus 60
Button detection circuit 24, people's detection sensor 28, image reading unit 30, image forming part 32 and telecommunication circuit 44.In addition, touching
It touches panel control circuit 16 and is connected to touch panel 20, display control circuit 18 is connected to display 22, operation button detection electricity
Road 24 is connected to operation button 26a.
CPU12 administers the whole control of image forming apparatus 10.Working region and buffering of the RAM14 as CPU12
Region is used.
Touch panel control circuit 16 assigns required voltage to touch panel 20, and detects the touch of touch panel 20
Touch operation (touch input) in effective range, by the touch coordinate data for indicating the position of the touch input export to
CPU12。
Touch panel 20 is Common touch panel, and electrostatic capacitance method, electromagnetic induction method, resistive film side can be used
The arbitrary mode such as formula, infrared mode.In the first embodiment example, electrostatic capacitance side has been used as touch panel 20
The display surface of the touch panel of formula, display 22 is equipped with touch panel 20.But it is also possible to use touch panel 20 and display
The integrally formed touch panel display of device 22.
Display control circuit 18 is comprising display control section 18a and lights control unit 18b.Display control section 18a includes GPU
And VRAM etc., under the instruction of CPU12, GPU utilize the image for being stored in RAM14 generate data generated in VRAM for
The display image data of various pictures is shown on display 22, and the display image data of generation is exported to display 22.Separately
Outside, control unit 18b is lighted under the instruction of CPU12, and the backlight lighted or extinguish aftermentioned display 22 (is equivalent to luminous
Portion) 22b.That is, control unit 18b is lighted in CPU12 control, to light or extinguish the display surface of display 22.In addition, though in detail
Content is aftermentioned, but display control circuit 18 controls the brightness (brightness) of the display surface of display 22.
Display 22 is, for example, LCD or EL (Electro-Luminescence: electroluminescent) display.Described first
In embodiment, display 22 is liquid crystal display, includes liquid crystal display panel (display unit) 22a and backlight 22b.
Liquid crystal display panel 22a is set to the front side of display 22.The liquid crystal display panel 22a can make two panels transparent substrate it
Between enclose liquid crystal, by apply voltage change liquid crystal molecule direction change light transmission.
Backlight (illumination region) 22b includes the light sources such as LED or fluorescent tube, is shone from back side liquid crystal display panel 22a
It is bright.In addition, as display 22 using in the case where EL display, the luminescent layer of EL display be equivalent to liquid crystal display panel 22a with
And backlight 22b.
Operation button detection circuit 24 will be exported corresponding to the operation signal of above-mentioned operation button 26a or even operation data
To CPU12.
People's detection sensor 28 is for detecting in the range A set around image forming apparatus 10 (with reference to Fig. 3)
With the presence or absence of the sensor of people, for example, range sensor.For example, as range sensor, can be used infrared sensor,
Ultrasonic sensor and laser distance sensor etc..The range sensor exports range data to CPU12.CPU12 base
Whether the distance represented by the range data exported from people's detection sensor 28 is sentenced within the predetermined distance of confining spectrum A
(front) whether there is people (user) before disconnected image forming apparatus 10.Therefore, range A can be to judge that image is formed
The range set before device 10 with the presence or absence of people.
In addition, pyroelectric sensor or ground transaucer (pressure sensing also can be used as people's detection sensor 28
Device) etc. replace range sensor.In the case where using pyroelectric sensor, temperature change in pyroelectric sensor detection range A,
Output of the CPU12 based on pyroelectric sensor, determination range A is interior to whether there is people.In addition, in the case where using ground transaucer,
Ground transaucer is set in the range on the ground for the range A for corresponding to image forming apparatus 10, and CPU12 is based on ground transaucer
Output, whether there is people in determination range A.
Fig. 3 is the top view for illustrating set range A around image forming apparatus 10.Fig. 4 is to indicate model
Enclose the top view for the case where there are people in A.
As shown in figure 3, range A is to think there is the range for being possible to the people using (operation) image forming apparatus 10, make
For an example, defined using radius as the semicircle of first distance L1.But first distance L1 is from image forming apparatus 10
Center distance in the horizontal direction before apparatus main body 36 in the first embodiment, is set as from apparatus main body 36
It is more than the center of front to the length at the both ends of left and right directions.That is, range A is set to can detecte in first embodiment
It is being located at the front side (front) of image forming apparatus 10 (apparatus main body 36) out and the position of the image forming apparatus 10 can be operated
Set the range of people present on (for example, position that hand can get at operation panel 26).
But the size and shape of range A, as long as it is being located at image forming apparatus as described above, can detecte out
10 front side and the range that can operate people present on the position of the image forming apparatus 10 can suitably change.Separately
Outside, although omitting detailed description, the number of people's detection sensor 28 is not necessarily limited to one, as long as can detecte out
Existing people in the range A of setting, is also possible to two or more.
As long as, need not be consistent with range A in addition, the detectable range scope A of people's detection sensor 28.Separately
Outside, when there is fixed barrier in range A, which can also be removed in advance from testing result.
As shown in figure 4, people's detection sensor 28 will correspond to the distance of shorter than first distance L1 there are when people in range A
Range data export to CPU12.When CPU12 receives the range data for the distance that (acquirement) is shorter than first distance L1, judgement
For there are people in range A.In addition, people's detection sensor 28 will correspond to and be longer than first distance L1's when people being not present in range A
The range data of distance is exported to CPU12.When CPU12 receives the range data for being longer than the distance of first distance L1, it is judged as
People is not present in range A.
Although in first embodiment, being received at a distance from equal with first distance L1 in addition, omitting detailed description
When data, CPU12 is judged as in range A that there are people.But at this point, CPU12 also may determine that people is not present in range A.
In addition, though omit detailed description, but CPU12 have received correspond to be longer than first distance L1 distance away from
After data, when receiving the range data for corresponding to the distance for being shorter than first distance L1, judge to enter outside range A for people
In range A.Correspond to after the shorter than range data of the distance of first distance L1 in addition, CPU12 has received, receives correspondence
When being longer than the range data of distance of first distance L1, judge for people out of range A to outside range A.
Telecommunication circuit 44 is the telecommunication circuit for being connected to the networks such as internet.The telecommunication circuit 44 is wire communication
Circuit or radio communication circuit are communicated via network with external computer according to the instruction from CPU12.
In addition, the circuit structure of image forming apparatus 10 shown in Fig. 2 is an example, this need not be defined in.
In the image forming apparatus 10 constituted in this way, the operating conditions etc. based on image forming apparatus 10, switching display
22 display state.For example, image forming apparatus 10 continues not grasped more than the first stipulated time (such as 30 seconds~60 seconds)
When work, backlight 22b is off (pass), and display 22 becomes OFF state (non-display state).Display 22 becomes
In the case where OFF state, various pictures or soft key etc. also become the state for being not displayed on the display surface of display 22.
For example, in such image forming apparatus 10, under OFF state, by using the people of image forming apparatus 10
(hereinafter referred to as " user ") has carried out pressing the operation button 26a or carry out in the case where the operation such as touching to touch panel 20,
Backlight 22b is lit.When backlight 22b is lit, display 22 is changing into illuminating state, various pictures or soft key etc.
It is shown in the display surface of display 22.
However, before being operated by user, display 22, which is in, extinguishes shape in such image forming apparatus 10
State, thus user is possible to will be considered that image forming apparatus 10 does not start and (be not switched on main power source) or have occurred failure.
That is, not being available family suitably identifies the case where image forming apparatus 10 has been turned on.It in order to solve this problem, for example, can also
To consider be judged as in range A there are when people, display 22 is made to become illuminating state.However, not using image forming apparatus
In the case that 10 people (hereinafter referred to as " passerby ") only passes by before image forming apparatus 10, display 22 can also become
Illuminating state.In this way, display 22 also can frequently become illuminating state, have without using in the case where image forming apparatus 10
The problem of bringing unplessantness displeasure or sense of discomfort to passerby.In addition, at this point, the power supply control of image forming apparatus 10 can not also fit
Locality carries out.
Therefore, in the first embodiment, in order not to bring unplessantness displeasure or sense of discomfort to passerby, and family can be used
The case where suitably identification image forming apparatus 10 has been turned on, there are user and figures for the front side based on image forming apparatus 10
Operating conditions as forming device 10, gradually change the brightness (brightness) of the display surface of display 22.Specifically, first is real
It applies in the image forming apparatus 10 of example, display 22 has the display of above-mentioned OFF state, display 22 (liquid crystal display panel 22a)
The brightness that the brightness in face is limited to the display surface of specified value (the first brightness) the first illuminating state below and display 22 is high
In the second illuminating state of the first illuminating state.
However, the brightness of the display surface of display 22 is the luminous quantity by changing backlight 22b in first embodiment
It controls (change).In addition, the luminous quantity of backlight 22b is to control (to become and lighting control unit 18b under the instruction of CPU12
More).
The method of luminous quantity as change backlight 22b, can be used for example PWM (Pulse Width
Modulation: pulse width modulation) light-dimming method, area light-dimming method and current value control light-dimming method etc..
In PWM light-dimming method, the light source for being included by periodically lighting and extinguishing backlight 22b changes this and lights
Time scale (duty ratio) between during period and extinguishing, the luminous quantity of Lai Biangeng backlight 22b.It is dimmed using the PWM
In the case where method, light control unit 18b under the instruction of CPU12, during changing the lighting of light source and during extinguishing between
Time scale.At this point, the period of lighting for corresponding to light source becomes larger relative to the ratio during extinguishing, the luminous quantity of backlight 22b
Become more.In addition, the period of lighting for corresponding to light source becomes smaller relative to the ratio during extinguishing, the luminous quantity of backlight 22b tails off.
In area light-dimming method, the multiple flat light sources (such as a LED) for being included by backlight 22b are by each preparatory
Defined region is with every multiple units being lit in multiple flat light sources for being grouped, being included by each region of control
The number of light source changes the luminous quantity of backlight 22b.In the case where using the area light-dimming method, lights control unit 18b and exist
Under the instruction of CPU12, the number for the flat light source being lit in each region is changed.At this point, if making the list being lit in each region
The number of position light source becomes more, and the luminous quantity of backlight 22b mutually strains more.In addition, if making the flat light source being lit in each region
Number tail off, the luminous quantity of backlight 22b accordingly tails off.
Current value controls in light-dimming method, is supplied to each of multiple LED that backlight 22b is included by changing
The current value of the driving current of LED changes the luminous quantity of backlight 22b.The case where controlling light-dimming method using the current value
Under, control unit 18b is lighted under the instruction of CPU12, and the current value of the driving current of the light source of backlight 22b is flowed through in change.This
When, if the current value for flowing through the driving current of the light source of backlight 22b is made to become more, the luminous quantity of backlight 22b mutually strains more.Separately
Outside, if the current value of the driving current for the light source for flowing through backlight 22b is made to tail off, the luminous quantity of backlight 22b accordingly tails off.
But the brightness of the display surface of display 22 is more than and is changed according to the luminous quantity of backlight 22b, it also can basis
The light transmission of liquid crystal display panel 22a and change.Even if for example, in the identical situation of the luminous quantity of backlight 22b, if liquid crystal surface
The light transmission of plate 22a is high, then the brightness of the display surface of display 22 is also got higher, if the light transmission of liquid crystal display panel 22a is low,
Then the brightness of the display surface of display 22 is also lower.Using this point, in order to change display 22 display surface brightness, can also
To replace the luminous quantity of change backlight 22b, or on the basis of changing the luminous quantity of backlight 22b, control liquid crystal display panel
The light transmission rate of 22a.At this point, lighting control unit 18b under the instruction of CPU12, control unit 18b is lighted in control, changes liquid crystal surface
The light transmission of plate 22a.
In addition, the brightness of the display surface of display 22 can also become according to the content of the image (picture) shown by display surface
Change.Even if for example, in the identical situation of light transmission of the luminous quantity and liquid crystal display panel 22a of backlight 22b, full white image,
Between full ash image and all black picture, the brightness of the display surface of display 22 also can be different.Wherein, it shows and contains more on the display face
In the case where the image (for example, full white image) of light tone, the brightness of the display surface of display 22 is high, shows contain more on the display face
In the case where dark-coloured image (for example, all black picture), the brightness of the display surface of display 22 is low.Using this point, in order to become
The more brightness of the display surface of display 22 also can replace the luminous quantity of change backlight 22b, or in change backlight 22b
Luminous quantity on the basis of, change the content of image shown on display surface.At this point, prepare the picture soft key that is included or
Multiple key frames that the contents such as information are identical but background color is different.For example, preparing background color uses dark-coloured dark main picture
Face and background color use the bright key frame of light tone.Control unit 18b is lighted under the instruction of CPU12, controls display control section
18a sets dark key frame or bright key frame.
As described above, the brightness of the display surface of display 22 is limited to first in the first illuminating state of first embodiment
Below brightness.At this point, the luminous quantity of control backlight 22b, makes the brightness of the display surface of display 22 below the first brightness.Example
Such as, in the first illuminating state, the luminous quantity of backlight 22b is set as less than half (50%) of maximum value (100%).Therefore,
In first illuminating state, the brightness of the display surface of display 22 becomes less than half (50%) of maximum value (100%).But
The brightness of the first bright degree for being set as to have been turned on to user reminding image forming apparatus 10.Therefore, it first lights
The brightness of the display surface of display 22 in state is not necessarily limited to 50% hereinafter, can also be higher than 50%.
In addition, the brightness settings of the display surface of display 22 are the value (second greater than the first brightness in the second illuminating state
Brightness).At this moment, the luminous quantity for controlling backlight 22b makes the brightness of display surface become the second brightness.For example, the second illuminating state
In, the luminous quantity of backlight 22b is set as maximum value (100%).Therefore, the brightness of the display surface of display 22 becomes highest shape
State (100%).In addition, the brightness of the display surface of the display 22 of the second illuminating state is also possible to low without being limited to 100%
In 100%.In addition, the second brightness settings are that can accurately carry out various in the case where user's operation image forming apparatus 10
The brightness of the degree of setting or printing instruction etc..Second illuminating state is equivalent to existing image forming apparatus 10
Display 22 common illuminating state.
Also, in first embodiment, display 22 is judged as range A memory in the case of human in OFF state, if
Fixed (variation) is the first illuminating state.In addition, display 22 is judged as that user's operation image is formed in the first illuminating state
In the case where device 10, (variation) is set as the second illuminating state.Specifically, CPU12 is in OFF state in display 22
In the case where, it is judged as in range A that control unit 18b is lighted in control there are when people, so that display 22 is changing into first and light shape
State.At this point, backlight 22b is lit, the brightness of the display surface of display 22 is controlled as the first brightness or less.In addition, CPU12
In the case where display 22 is in the first illuminating state, when being judged as user's operation image forming apparatus 10, control is lighted
Control unit 18b makes display 22 be changing into the second illuminating state.At this point, backlight 22b is by the brightness of the display surface of display 22
Control is the second brightness.Further, CPU12 is in the case where display 22 is in the first illuminating state, image forming apparatus 10
When first more than the stipulated time continues not operated, control unit 18b is lighted in control, and display 22 is made to be changing into OFF state.
At this point, backlight 22b is off.
But user's operation image forming apparatus 10 for example refers to user's operation touch panel 20 or operation button 26a.
In addition, the operation (user's operation) that user carries out includes operation, the user that original copy is arranged in user on original copy mounting table or ADF
Operation and user that original copy presses gland 30a are opened from the operation etc. of 40 taking-up paper of discharge tray.
In addition, in the case where being equipped with the message accounting connecting with image forming apparatus 10, user's operation include user to
Message accounting puts into the operation etc. of the operation and user of money to message accounting insertion prepaid card.
Further, in the case that image forming apparatus 10 has the interconnecting piece of mountable recording medium, user's operation includes
Recording medium is installed on the operation of interconnecting piece by user.
The movement as described above of image forming apparatus 10 is the control program and reality that CPU12 execution is stored in RAM14
Existing.Specific processing is illustrated below using flow chart.
Fig. 5 is the schematic diagram for indicating an example of storage mapping (memory map) 70 of RAM14 shown in Fig. 2.Such as
Shown in Fig. 5, RAM14 includes program storage area 72 and data storage areas 74.It is stored in the program storage area 72 of RAM14
Control program as described above.Controlling program includes to show that program 72a, operation detection program 72b, there are determining program 70c, point
Bright control program 72d and print routine 72e.
Show that program 72a is the program that display 22 is shown in for the various pictures by operation screen etc..
Operation detection program 72b is the program for detecting the operation of each portion progress to image forming apparatus 10.For example,
Operation detection program 72b is shown on detection display 22 for obtaining the touch coordinate data exported from touch panel 20
The program that the soft key that various pictures are included is operated.In addition, operation detection program 72b is also for detecting from operation button
The program of the operation input of 26a.
It is to be based on the distance for obtaining the range data for passing through people's detection sensor 28 and exporting there are determining program 70c
Distance represented by data whether within predetermined distance (the first distance L1 in first embodiment) and in determination range A whether
There are the programs of people.
Lighting control program 72d is for making the variation of display 22 be OFF state, the first illuminating state and second point
The program of bright state.But CPU12 be according to light control program 72d control light control unit 18b.
Print routine 72e is for based on aftermentioned image data 74c etc., the image of polychrome or monochrome to be formed in note
The program of recording medium (using paper).
Although being also stored with for selecting and executing various function in program storage area 72 in addition, illustration omitted
The program etc. of energy.
Operation input data 74a, operation screen data 74b and image are stored in the data storage areas 74 of RAM14
Data 74c etc..
Operation input data 74a be, for example, according to operation detection program 72b detect (acquirement) touch coordinate data or
Person/and operation data.The touch coordinate data detected or/and operation data are stored according to time series.
Operation screen data 74b is the image data of the various operation screens such as key frame shown by display 22.
Image data 74c is to pass through the image data or defeated from outside that image reading unit 30 is read from original copy as described above
The image data etc. entered.
Although being stored with required for the execution of control program it in data storage areas 74 in addition, illustration omitted
Timer (counter) and register required for his data, or the execution equipped with control program.
Fig. 6 is the flow chart for indicating an example for lighting control processing for image forming apparatus 10 shown in FIG. 1.It lights
Control processing is executed in the case where display 22 is in OFF state.
As shown in fig. 6, CPU12 when starting to light control processing, in step sl, whether there is people in determination range A.
When being "No" in step S1, that is, be judged as in range A there is no when people, return to step S1.In addition, when being "Yes" in step S1,
That is, it is determined that in step s3, making display 22 be changing into the first illuminating state there are when people in range A, entering step S5.
Judge whether image forming apparatus 10 is operated in step s 5.When being "No" in step S5, that is, be judged as image
When formation device 10 is not operated, it whether there is people in determination range A in the step s 7.When being "Yes" in step S7, that is, sentence
Break, there are when people, to return to step S5 in range A.On the other hand.When being "No" in step S7, that is, be judged as in range A and do not deposit
In people, in step s 9, display 22 is made to be changing into OFF state, return to step S1.
In addition, when being "Yes" in step S5, that is, CPU12 is when being judged as that image forming apparatus 10 is operated, in step
Display 22 is set to be changing into the second illuminating state in S11, control processing is lighted in end.
According to first embodiment, when display 22 is in OFF state, user is close to image forming apparatus 10 and from range A
When entering in range A outside, the variation of display 22 is the first illuminating state.At this point, since user can watch display 22 attentively, even if
The brightness of the display surface of display 22 is low, can also identify the case where image forming apparatus 10 has been turned on.Therefore, it is possible to use family
The case where suitably identification image forming apparatus 10 has been turned on.
In addition, according to first embodiment, the passerby for only passing by 10 front of image forming apparatus will not watch display attentively
22, so will not notice or be difficult to notice that display 22 is lighted when the display surface brightness of display 22 is low.Separately
Outside, passerby only passes by 10 front of image forming apparatus, so image forming apparatus 10 will not be operated, will not rest on range
In A.Therefore, when passerby passes by 10 front of image forming apparatus, although the variation of display 22 is the first illuminating state, not
It can change as the second illuminating state, and be to revert to OFF state, thus prevent unnecessary power consumption.
In addition, image forming apparatus 10 can also be equipped with the illumination sensing for the brightness that detection image is formed around device 10
Device adjusts the display in the first illuminating state and the second illuminating state based on the brightness around image forming apparatus 10
The brightness of 22 display surface.For example, when brighter than defined brightness around image forming apparatus 10, by the first illuminating state and
The brightness of the display surface of display 22 in second illuminating state improves several percentages.On the other hand, image forming apparatus 10
Around it is darker than defined brightness when, by the bright of the display surface of the display 22 in the first illuminating state and the second illuminating state
Degree reduces several percentages.In this way, the brightness around image forming apparatus 10 can be taken into account, suitable control is shown
The brightness of the display surface of device 22.
(second embodiment)
In the image forming apparatus 10 of second embodiment, when image forming apparatus 10 more than the stipulated time continues not first
In the case where operating, there are when people in range A, display 22 is not made to light state change OFF state from second, in addition to
It is identical with the first embodiment except this point, so different contents is described in detail, omits the explanation of duplicate contents, or simple
Explanation.
In the image forming apparatus 10 of second embodiment, when image forming apparatus 10 more than the stipulated time continues not first
In the case where operating, there are when people in range A, it is the first illuminating state that display 22, which lights state change from second,.Becoming
After turning to the first illuminating state, in the case that people is no longer present in range A, that is, when people has gone out range A, display 22 becomes
Turn to OFF state.
But in the case where people just is not present in range A before being the first illuminating state from variation, image forming apparatus 10
When first more than the stipulated time continues not operated, display 22 can also be made directly to be changing into extinguishing from the second illuminating state
State.
Fig. 7 is the flow chart for indicating an example for lighting control processing for second embodiment.Hereinafter, using shown in Fig. 7
Flow chart, illustrate the CPU12 of second embodiment light control processing, second embodiment light control processing in display
22 variation be the second illuminating state in the case where execute.
As shown in fig. 7, CPU12 when starting to light control processing, in step S31, resets timer and starts to count
When, in step S33, judge whether image forming apparatus 10 is operated.Wherein, timer is for changing to from display 22
Duration from when for the second illuminating state carries out the timer of timing, although illustration omitted, timer is set to image
Form the inside (CPU12 or RAM14) of device 10.
When being "Yes" in step S33, that is, when being judged as that image forming apparatus 10 is operated, in step s 35, based on behaviour
Make and execute the processing such as various settings or printing instruction, returns to step S31.On the other hand, in step S33 be "No" when, that is,
When being judged as that image forming apparatus 10 is not operated, in step S37, judge since the step S31 Timer timing
Whether first stipulated time have passed through.
When being "No" in step S37, that is, do not passed through for the first stipulated time since the step S31 Timer timing
When, return to step S33.When being "Yes" in step S37, that is, have passed through the first regulation timing since the step S31 Timer
When the time, in step S39, making the variation of display 22 is the first illuminating state, enters step S41.Then, in step S41,
It whether there is people in determination range A.
When being "Yes" in step S41, that is, be judged as in range A there are when people, in step S43, judge that image forms dress
Set whether 10 operated.When being "No" in step S43, step S41 is returned to.In addition, when being "Yes" in step S43, in step S45
In, making the variation of display 22 is the second illuminating state, returns to step S31.
In addition, when being "No" in step S41, that is, be judged as in range A there is no when people, in step S47, make to show
The variation of device 22 is OFF state, and control processing is lighted in end.
According to second embodiment, even if image forming apparatus 10 more than the stipulated time continues not operated first, when with
When family is near image forming apparatus 10, then display 22 is not made to become OFF state.Therefore, user can identify that image is formed
The case where device 10 has been turned on.
(3rd embodiment)
In 3rd embodiment, the display state based on display 22 be set to OFF state, the first illuminating state and
Which kind of state in second illuminating state, setting power saving mode or normal mode in image forming apparatus 10, in addition to this
It is identical with the first embodiment other than point, therefore illustrates different contents, the repetitive description thereof will be omitted, or simple declaration.
Although explanation is omitted in first embodiment, CPU12 is connected to power control circuit by bus 60.Power supply
Control circuit is the control electricity for supplying electric power (power supply) to each component of image forming apparatus 10 for the instruction according to CPU12
Road.The power control circuit is depressured source power supply and is rectified according to the instruction of CPU12, supply and stop with
Each component accordingly as defined in DC voltage.
Also, CPU12 controls voltage control circuit, and controls the power supply state (action state) of image forming apparatus 10.
For example, CPU12 in normal mode, controls power control circuit, supplies electricity to all components of image forming apparatus 10.
For example, being preset with the second rule for being switched to battery saving mode from normal mode in image forming apparatus 10
It fixes time (for example, 20~30 seconds).Therefore, in normal mode, operation button 26a or touch panel 20 are not inputted
When the state duration of operation was more than the second stipulated time, image forming apparatus 10 is switched to power saving from normal mode automatically
Mode.
In addition, when by user's operation image forming apparatus 10, being automatically switched to from battery saving mode logical in battery saving mode
Norm formula.
Further, battery saving mode also may include the of different sizes two kind battery saving mode of power consumption.At this point, battery saving mode
It is greater than the second battery saving mode (the second power saving of the first battery saving mode comprising the first battery saving mode (the first power down mode) and power consumption
State).That is, image forming apparatus 10 has these three movement shapes of normal mode, the first battery saving mode and the second battery saving mode
State.
When the tool of image forming apparatus 10 is there are three types of action state, for example, in the first battery saving mode, image forming apparatus 10
Power consumption controls below the first above-mentioned power value.In addition, in the second battery saving mode, the power consumption control of image forming apparatus 10
It makes below the second power value for being greater than the first power value.But the second power value is less than the image in normal mode and forms dress
Set 10 power consumption.For example, a part of component not being powered in the first battery saving mode can also be supplied in the second battery saving mode
Electricity.That is, CPU12 controls power control circuit 52 when the tool of image forming apparatus 10 is there are three types of action state, supply electricity to the CPU12,
Telegraph key, operation button detection circuit 24 and necessary sensor are saved, and also supplies electricity to the fixing device of image forming part 32
And entirety of the operation button 26 comprising saving telegraph key etc..
The image forming apparatus 10 of the 3rd embodiment, the display state based on display 22 are set to extinguish shape
Which kind of state in state, the first illuminating state and the second illuminating state, setting power saving mode or normal mode.That is, third
In the image forming apparatus 10 of embodiment, the movement shape of image forming apparatus 10 is set in linkage with the display state of display 22
State.
Fig. 8 is the pass of the display state for indicating display 22 in 3rd embodiment and the action state of image forming apparatus 10
The table of system.But, the case where tool of image forming apparatus 10 is there are two types of action state (action mode 1 and dynamic is represented in Fig. 8
Operation mode 2) and the tool of image forming apparatus 10 there are three types of action state the case where (action mode 3) table.
For example, as shown in figure 8, (action mode 1 and movement the case where action state there are two types of the tools of image forming apparatus 10
Mode 2) in, when display 22 is OFF state, image forming apparatus 10 is set as battery saving mode.In addition, image forming apparatus
10 had in the case where there are three types of action states (action mode 3), and when display 22 is OFF state, image forming apparatus 10 is set
For the smallest first battery saving mode of power consumption.
In addition, there are two types of the tools of image forming apparatus 10 in the case where action state, when display 22 is the first illuminating state,
Image forming apparatus 10 can be set as battery saving mode (action mode 1), also can be set as normal mode (action mode 2).
The tool of image forming apparatus 10 is there are three types of in the case where action state, when display 22 is the first illuminating state, image forming apparatus
10 are set as the second battery saving mode.
But, when display 22 is the second illuminating state, in all action modes, image forming apparatus 10 is set
For normal mode.
According to the 3rd embodiment, the display state based on display 22 is set to OFF state, first lights shape
Which kind of state in state and the second illuminating state, setting power saving mode or normal mode, thus, it is possible to make user suitably
The case where identification image forming apparatus 10 has been turned on, and power supply control appropriate can be carried out, thus prevent unnecessary electricity
Power consumption.
In addition, mode shown in 3rd embodiment can also be combined in second embodiment and use.
In addition, specific value cited by the above embodiments, picture composition etc. is an example, can be based on actual
Product suitably changes.
Further, the processing sequence of each step of flow chart shown in the above embodiments can suitably change, as long as
Available identical result.
Description of symbols
10 image forming apparatuses
12 CPU
14 RAM
20 touch panels
22 displays
28 people's detection sensors
36 apparatus main bodies
40 discharge trays
Claims (6)
1. a kind of image forming apparatus with display unit characterized by comprising
There are judgement part, judging that described image is formed whether there is people in the range of setting around device；
Operation judges component judges that described image forms whether device is operated；And
Control unit is lighted, in the OFF state that the display unit is off, there are judgement parts to be judged as by described
In the case of human, the brightness settings of the display unit are to control to light shape in specified value below first to the range memory
State in first illuminating state, is judged as that described image forms the case where device is operated by the operation judges component
Under, the brightness settings of the display unit are the second illuminating state higher than first illuminating state；And
By controlling the light transmission rate of the display surface of the display unit, the brightness of the display surface of the display unit is changed.
2. image forming apparatus as described in claim 1, which is characterized in that the control unit of lighting is lighted described second
In state, it is judged as that described image forms the state that device is not operated and continues the stipulated time by the operation judges component
In the case of, it is set as first illuminating state, in first illuminating state, there are judgement parts to be judged as institute by described
It states in range there is no in the case where people, is set as the OFF state.
3. image forming apparatus as described in claim 1 or 2, which is characterized in that it further includes shining that described image, which forms device,
Penetrate the illumination region of the display unit；
The control unit of lighting extinguishes the illumination region in the OFF state, in first illuminating state, the hair
The luminous quantity in light portion is limited to specified value hereinafter, in second illuminating state, and the luminous quantity of the illumination region is more than described the
Luminous quantity in one illuminating state.
4. such as the image forming apparatus of any one of claims 1 to 3, which is characterized in that described image, which forms device, has consumption
Electricity is limited to specified value power down mode below and does not limit the usual state of power consumption；
It further includes power control component that described image, which forms device, and the power control component is based on lighting control unit by described
Any one in the OFF state, first illuminating state and second illuminating state that part is set, described in setting
Battery saving mode or the usual state.
5. a kind of recording medium for being installed in the image forming apparatus with display unit, Memory control program, feature exist
In the computer that the control program makes described image form device plays following functions:
There are arbitration functions, judging that described image is formed whether there is people in the range of setting around device；
Operation judges function judges that described image forms whether device is operated；And
Control function is lighted, in the OFF state that the display unit is off, there are arbitration functions to be judged as by described
In the case of human, the brightness settings of the display unit are to control to light shape in specified value below first to the range memory
State in first illuminating state, is judged as that described image forms the case where device is operated by the operation judges function
Under, the brightness settings of the display unit are the second illuminating state higher than first illuminating state.
6. a kind of control method of the image forming apparatus with display unit, which is characterized in that the control method makes the figure
Computer as forming device follows the steps below:
(a) judging that described image is formed whether there is people in the range of setting around device；
(b) judge that described image forms whether device is operated；And
(c) in the OFF state that the display unit is off, it is judged as the feelings in the range there are people in the step (a)
Under condition, the brightness settings of the display unit are control in specified value the first illuminating state below, first illuminating state,
In the case where the step (b) is judged as that described image forms device and operated, the brightness settings of the display unit be higher than
Second illuminating state of first illuminating state；
By controlling the light transmission rate of the display surface of the display unit, the brightness of the display surface of the display unit is changed.
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| JP2016-149126 | 2016-07-29 | ||
| JP2016149126A JP6752073B2 (en) | 2016-07-29 | 2016-07-29 | Image forming device, control program and control method |
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| JP6752073B2 (en) * | 2016-07-29 | 2020-09-09 | シャープ株式会社 | Image forming device, control program and control method |
| JP6927406B2 (en) * | 2018-02-23 | 2021-08-25 | 京セラドキュメントソリューションズ株式会社 | Image forming device |
| CN108577995A (en) * | 2018-04-16 | 2018-09-28 | 苏州佳世达电通有限公司 | Mouth sweeps equipment and its control method |
| JP7118795B2 (en) * | 2018-08-01 | 2022-08-16 | キヤノン株式会社 | POWER RECEIVING DEVICE, CONTROL METHOD AND PROGRAM THEREOF |
| WO2020189249A1 (en) * | 2019-03-15 | 2020-09-24 | 京セラドキュメントソリューションズ株式会社 | Image formation device |
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| CN102326133A (en) * | 2009-02-20 | 2012-01-18 | 皇家飞利浦电子股份有限公司 | Be used to make that equipment gets into system, the method and apparatus of activity pattern |
| CN102568433A (en) * | 2010-12-21 | 2012-07-11 | 索尼公司 | Image display control apparatus and image display control method |
| CN104935771A (en) * | 2014-03-17 | 2015-09-23 | 佳能株式会社 | Image forming apparatus and method for controlling the same |
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| JP5906878B2 (en) * | 2012-03-27 | 2016-04-20 | 富士ゼロックス株式会社 | Power supply control device, image processing device, power supply control program |
| JP6598464B2 (en) * | 2015-01-28 | 2019-10-30 | キヤノン株式会社 | Image forming apparatus and image forming apparatus control method |
| JP6752073B2 (en) * | 2016-07-29 | 2020-09-09 | シャープ株式会社 | Image forming device, control program and control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102326133A (en) * | 2009-02-20 | 2012-01-18 | 皇家飞利浦电子股份有限公司 | Be used to make that equipment gets into system, the method and apparatus of activity pattern |
| CN102568433A (en) * | 2010-12-21 | 2012-07-11 | 索尼公司 | Image display control apparatus and image display control method |
| CN104935771A (en) * | 2014-03-17 | 2015-09-23 | 佳能株式会社 | Image forming apparatus and method for controlling the same |
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| US20190149682A1 (en) | 2019-05-16 |
| US10484562B2 (en) | 2019-11-19 |
| US10225424B2 (en) | 2019-03-05 |
| CN107666554A (en) | 2018-02-06 |
| US20180034994A1 (en) | 2018-02-01 |
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| JP6752073B2 (en) | 2020-09-09 |
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